math questions for DIO
The ratio between the length and the breadth of a rectangular park is 3:2. If a man cycling along the boundary of the park at the speed of 12 km/hr completes one round in 8
minutes, then what is the area of the park (in sq. m)?
A. 142000
B. 112800
C. 142500
D. 153600
A bill is discounted at 10% per annum. If banker's discount is allowed, at what rate percent should the proceeds be invested so that nothing will be lost?
Speed of a boat in standing water is 14 kmph and the speed of the stream is 1.2 kmph. A man rows to a place at a distance of 4864 km and comes back to the starting point. The total time taken by him is:
A. 700 hours B. 350 hours
C. 1400 hours D. 1010 hours
8th Dec 2007 was Saturday, what day of the week was it on 8th Dec, 2006?
A. Sunday B. Tuesday
C. Friday D. Tuesday
Which of the following fractions is greater than 3/5 and less than 6/7
?
A.7/8
B.1/3
C.2/3
D.1/2
.4.ŻŻŻŻŻŻ86−3.ŻŻŻŻŻŻ71 = ?
A.1.ŻŻŻ6
B.1.ŻŻŻ5
C.1.ŻŻŻŻŻŻ14
D.1.ŻŻŻŻŻŻ15
The expression (12.86 × 12.86 + 12.86 × p + 0.14 × 0.14) will be a perfect square for p equal to
A. 0.28 B. 0.26
C. 1 D. 0
What is the value of (0.87)3−(0.1)3/(0.87)2+0.087+(0.1)2
A. 1.07 B. 0.93
C. 0.68 D. 0.77
The value of 729.124932×0.04293×2.9233376/0.0683×97.671×999.6289
is closest to
A. 0.003 B. 0.03
C. 0.3 D. 3
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